258 APPENDIX D 



should find my soul too dried up to appreciate it as in old 

 days ; and then I should feel very flat, for it is a horrid bore 

 to feel as I constantly do, that I am a withered leaf for 

 every subject except Science. It sometimes makes me hate 

 Science, though God knows I ought to be thankful for such 

 a perennial interest, which makes me forget for some hours 

 every day my accursed stomach.' l 



1869. ' I have been as yet in a very poor way ; it seems 

 as soon as the stimulus of mental work stops, my whole 

 strength gives way.' * 



1876. ' and then home to work, which is my sole 

 pleasure in life.' 3 



1878. ' Thank Heaven, we return home on Thursday, 

 and I shall be able to go on with my humdrum work, and 

 that makes me forget my daily discomfort.' 4 



APPENDIX D 



DE VBIES'S ' FLUCTUATIONS ' HEKEDITAKY AC- 

 CORDING TO DE VKIES, NON-TKANSMISSIBLE 

 ACCORDING TO BATESON AND PUNNETT 



SINCE the note on p. 49 was written I have 

 had the opportunity of reading the whole of the 

 Presidential Address to the Zoological Section at 

 Winnipeg, a copy having been kindly sent to me 

 by my friend Dr. Shipley. I find that the account 

 of fluctuations which is so diametrically opposed 

 to that given by the author of this term in its 

 technical sense, is adopted from Mr. B. C. Punnett's 

 little work Mendelism (2nd edit., Cambridge, 1907), 

 a fact omitted from the necessarily abridged 



1 To J. D. Hooker, June 17. Life and Letters, iii. 92. 



2 To J. D. Hooker, June 22. Life attd Letters, iii. 106. 

 8 To G. J. Romanes, May 29. More Letters, i. 364. 



4 To G. J. Romanes, Aug. 20. More Letters, ii. 48. 



